* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Helvetica Neue", Arial, sans-serif;
}

body {
  background: #ffffff;
}

#canvas {
  display: block;
}

#canvas:active {
  cursor: crosshair;
}

#footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 32px;
  padding: 0 16px;
  font-size: 12px;
  color: #555;
  background: rgba(255, 255, 255, 0.95);
  border-top: 1px solid #ddd;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color 120ms ease;
}

#footer:hover {
  background: rgba(255, 255, 255, 0.85);
}

#compression {
  font-variant-numeric: tabular-nums;
}